<template>
  <el-form class="form" ref="form" :model="user" :rules="rules">
    <el-form-item label="用户名" prop="username">
      <el-input type="text" v-model="user.username"></el-input>
    </el-form-item>
    <el-form-item label="密码" prop="password">
      <el-input type="password" v-model="user.password"></el-input>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" @click="login()">登 录</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
  export default {
    name: 'Login',
    data() {
      return {
        user: {
          username: '',
          password: ''
        },
        rules: {
          username: [{
            required: true,
            message: '请输入用户名'
          }],
          password: [{
            required: true,
            message: '请输入密码'
          }, {
            min: 6,
            max: 12,
            message: '请输入6位密码'
          }]
        }
      }
    },
    methods: {
      login() {
        this.$refs.form.validate(valid => {
          if (valid) {
            alert('验证成功')
          } else {
            alert('验证失败')
            return false
          }
        })
      }
    }
  }
</script>

<style scope>
  .form {
    width: 30%;
  }
</style>